jclouds/jclouds — pull request #155 by ntolia (2013-09-27 00:33:35+00:00)
Title: Reduce reflection overhead by caching results of Invokable.getParameters...

...()

Improves request signing performance (GETs and PUTs) for S3 by >
3X. These performance problems were seen in production and diagnosed
using the YourKit profiler.